diff --git a/include/cieter_repo.h b/include/cieter_repo.h
new file mode 100644
index 0000000..e22c3aa
--- /dev/null
+++ b/include/cieter_repo.h
@@ -0,0 +1,24 @@
+#ifndef CIETER_REPO
+#define CIETER_REPO
+
+/*
+ * Represents & managing a group of repositories, each containing one or more
+ * arch-repositories.
+ */
+typedef struct CtrRepoGroup {
+    char *repos_dir;
+    char *pkg_dir;
+    char *default_arch;
+} CtrRepoGroup;
+
+/*
+ * Initialize a new CieterRepoGroup
+ */
+CtrRepoGroup *ctr_repo_group_init();
+
+/*
+ * Add a new package to the given repository by providing its path.
+ */
+void ctr_repo_group_add_from_path(CtrRepoGroup *crg, const char *repo, const char *path);
+
+#endif